Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Radiation Hardening Number of Pins Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Width Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Evaluation Kit Type JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Supply Voltage Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Max) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Number of Terminals Logic Function Memory Size Voltage - Supply Time Format uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
S-35392A-I8T1U S-35392A-I8T1U Seiko 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
S-35190A-T8T1G S-35190A-T8T1G Seiko 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PT7C4337LEX PT7C4337LEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 EAR99 4.4mm RoHS Compliant 3mm CMOS 1.2mm 8542.39.00.01 DUAL GULL WING 3.3V 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
ISL12057IUZ-T ISL12057IUZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 ISL12057 8 YES 0.65mm S-PDSO-G8 Not Qualified Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 0.65μA @ 1.8V
X1226S8I X1226S8I Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12028IV27Z-T ISL12028IV27Z-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Cut Tape (CT) 2005 Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 14 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RV-3049-C3-32.768K-OPTION-B-TB-QA RV-3049-C3-32.768K-OPTION-B-TB-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RV-8523-C3-32.768KHZ-10PPM-TA-QC RV-8523-C3-32.768KHZ-10PPM-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Watchdog Timer 1.2V~5.5V HH:MM:SS YY-MM-DD-dd 0.18μA @ 3V
ISL12027IB27AZ ISL12027IB27AZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
CBC34813-M5C CBC34813-M5C Cymbet 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount 70°C -10°C RoHS Compliant Lead Free 16 QFN SPI unknown HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
DS1340Z-33 DS1340Z-33 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.9mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial unknown 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar NOT SPECIFIED DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Leap Year, Trickle-Charger 2.97V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
ISL12025IVZ-T ISL12025IVZ-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1226S8T1 X1226S8T1 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12022MIBZ ISL12022MIBZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL1208IRT8Z-TK ISL1208IRT8Z-TK Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12020MIRZ-T ISL12020MIRZ-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1340U-3+ DS1340U-3+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 8 EAR99 3V 3mm ROHS3 Compliant Contains Lead No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS1340 8 0.65mm Timer or RTC 3V Leap Year, Trickle-Charger Clock 2.7V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 125μA @ 3.3V 1.3V~3.7V
ISL12027IB30AZ ISL12027IB30AZ Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
PT7C4337WEX PT7C4337WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Tape & Reel (TR) 2013 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C TA CMOS 1.75mm Clock/Calendar DUAL 3.3V 1.27mm Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
PCF8583TD-T PCF8583TD-T NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX-4045NB:AA3 RX-4045NB:AA3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-4045NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 22 22-LFDFN SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
X1227V8IZ-2.7 X1227V8IZ-2.7 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 4.4mm RoHS Compliant compliant 3mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 2.7V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
RS5C348A-E2-F RS5C348A-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 10-LFSOP (0.173, 4.40mm Width) 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 10-SSOP 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA @ 3V
PT7C4337UEX PT7C4337UEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 21 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant No 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3.3V 0.65mm S-PDSO-G8 Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output Clock 1.8V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
DS3231M+TRL DS3231M+TRL Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2010 yes Active 3 (168 Hours) 16 EAR99 3.3V 10.3mm ROHS3 Compliant No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Unknown 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Yes Clock/Calendar DUAL 3.3V DS3231 1.27mm Timer or RTC Alarm, Leap Year, Square Wave Output Clock 2.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 130μA~200μA @ 3.63V~5.5V 2.3V~5.5V
PT7C4563WEX PT7C4563WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C TA CMOS 1.75mm 8542.39.00.01 Clock/Calendar DUAL 3V YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
AB1805-T3 AB1805-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3.6V Yes 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 16-QFN (3x3) Clock 256B 1.7V~3.6V HH:MM:SS:hh 256 B YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
PT7C43390WEX PT7C43390WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks Surface Mount Tape & Reel (TR) 2015 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 3V PT7C43390 1.27mm Timer or RTC Not Qualified 3/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 0.65μA~0.7μA @ 3V~5V
RS5C372A-E2-F RS5C372A-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Cut Tape (CT) Active 1 (Unlimited) RoHS Compliant Lead Free 8 8-LSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 8-SSOP Clock 1.7V~6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.9μA~2μA @ 3V~6V
PT7C4307WEX PT7C4307WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2016 Active 3 (168 Hours) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 5V PT7C4307 1.27mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output 56B 4.5V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 1.5mA @ 4.5V~5.5V 2V~3.5V
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support